<template>
   <div class="icons">
       <swiper :options="swiperOptions">
           <swiper-slide v-for='(page, index) of pages' :key='index'>
                <div class="icon" v-for='item of page' :key='item.id'>
                    <div class="icon-img">
                            <img class="img-content" :src="item.imgUrl"> 
                    </div>
                    <p class="icon-desc">{{item.desc}}</p>
                </div>
           </swiper-slide>
       </swiper>
   </div> 
</template>

<script>
export default {
    name: 'HomeIcons',
    props: {
        list: Array
    },
    data () {
        return {
            swiperOptions: {
                autoplay: false
            }
        }
    },
    computed: {
        pages () {
            const pages = []
            this.list.forEach((item, index) => {
                const page = Math.floor(index / 8)
                if (!pages[page]) {
                    pages[page] = []
                }
                pages[page].push(item)
            })
            return pages
        }
    }  
  } 
</script>

<style lang="stylus" scoped>
    @import '~styles/varibles.styl'
    @import '~styles/mixins.styl'
    .icons >>> .swiper-container
        height: 0
        padding-bottom: 50%
    .icons
        margin-top: .1rem
        .icon
            position: relative
            float: left
            width: 25%
            height: 0
            padding-bottom: 25%
            .icon-img
                position: absolute
                top: 0
                left: 0
                right: 0
                bottom: .44rem
                box-sizing: border-box
                padding: .1rem
                .img-content
                    display: block
                    margin: 0 auto
                    height: 100%
            .icon-desc
                position: absolute
                left: 25%
                right: 0
                bottom: 0
                height: .44rem
                line-height: .44rem
                color: $darkTextColor
                ellipsis()




</style>
